| Volume | 791,000 |
| Open | 0.0550 |
| Bid (Size) | 0.0450 (112,000) |
| Ask (Size) | 0.0500 (62,000) |
| Prev. Close | 0.0550 |
| Today's Range | 0.0500 - 0.0550 |
| 52wk Range | 0.0550 - 0.3800 |
| Shares Outstanding | N/A |
| Dividend Yield | N/A |
(GRBM) traded between $0.06 and $0.38 over the past 52 weeks and last traded at $0.05, 86.8% below its 52-week high. Over the past week it ranged between $0.06 and $0.06.
GRBM was -60.0% over the past year, -78.3% over six months, -52.4% year to date, -9.1% in the last week.
Over the past 12 months GRBM returned -60.0% versus DIA (Dow) +12.5%, SPY (S&P 500) +13.7%, QQQ (Nasdaq 100) +15.2% and IWM (Russell 2000) +12.0%.
GRBM most recently traded 791,000 shares against a 3-month average daily volume of 341.3K.
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